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GWD阅读中一题,求大神解答

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楼主
发表于 2015-4-18 19:39:27 | 只看该作者 回帖奖励 |倒序浏览 |阅读模式
Q8~Q10:GWD-18-Q8 to Q10:
      The term “episodic memory” was introduced by Tulving to refer to what he considered a uniquely human capacity-the ability to recollect specific past events, to travel back into the past in one’s own mind—as distinct from the capacity simply to use information acquired through past experiences.  Subsequently, Clayton et al. developed criteria to test for episodic memory in animals.  According to these criteria, episodic memories are not of individual bits of information; they involve multiple components of a single event “bound” together.  Clayton sought to examine evidence of scrub jays’ accurate memory of “what,” “where,” and “when” information and their binding of this information.  In the wild, these birds store food for retrieval later during periods of food scarcity.  Clayton’s experiment required jays to remember the type, location, and freshness of stored food based on a unique learning event.  Crickets were stored in one location and peanuts in another.  Jays prefer crickets, but crickets degrade more quickly.  Clayton’s birds switched their preference from crickets to peanuts once the food had been stored for a certain length of time, showing that they retain information about the what, the where, and the when.  Such experiments cannot, however, reveal whether the birds were reexperiencing the past when retrieving the information.  Clayton acknowledged this by using the term “episodic-like” memory.
10. GWD-18-Q10
In order for Clayton’s experiment to show that scrub jays have episodic-like memory, which of the following must be true in the experiment?
A. Some of the jays retrieved stored peanuts on the first occasion they were allowed to retrieve food.
B. All the crickets were retrieved before any of the peanuts were.
C. The peanuts were stored further away than the crickets.
D. When a jay attempted to retrieve a cricket or a peanut, the jay was prevented from eating it.
E. Throughout the experiment the jays were fed at levels typical of a time of scarcity.

答案选E,可是我怎么都没找到原文中的依据,P.S.E这句话是神马意思哇。。
求解答~~


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沙发
发表于 2015-4-19 19:19:10 | 只看该作者
下午刚做的tn14。。
定位在In the wild, these birds store food for retrieval later during periods of food scarcity. 就是只有在食物缺少的情况下这种鸟才会储存食物。
所以实验中也要保持一样的前提(食物稀缺)才能验证they have episodic-like memory
板凳
 楼主| 发表于 2015-4-21 02:32:12 | 只看该作者
err0716 发表于 2015-4-19 19:19
下午刚做的tn14。。
定位在In the wild, these birds store food for retrieval later during periods of f ...

是哦!的确如此啊!我找了好辛苦!厉害厉害~
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